USE OF EMPIRICAL METHODS FOR ESTIMATION OF NATURAL MORTALITY OF MAJOR COMMERCIAL FISH SPECIES OF THE KREMENCHUK RESERVOIR

The study analyses several empirical methods used for estimation of fish natural mortality. There has been examined a potential of utilization of these techniques for commercial fishes of the Kremenchuk reservoir and natural mortality coefficients of five major commercial fish species: bream, roach, silver bream, crucian carp, and pikeperch have been estimated on their basis.